what are the different types of macromolecules?
proteins, lipids, carb, nucleic acids
how can you identify a carb?
hydrocarbon chain, oxygen
how can you identify a lipid?
very long hydrocarbon chain, rings
how can you identify a protein?
-N-C-C-
how can you identify a nucleic acid?
nitrogen
why is water important for metabolism?
directly involved in the chemical reaction, breakage, forming